#include #define syosu(x) fixed< P; typedef pair pdd; typedef pair pll; typedef vector vi; typedef vector vvi; typedef vector vd; typedef vector vvd; typedef vector vl; typedef vector vvl; typedef vector vs; typedef vector

vp; typedef vector vvp; typedef vector vpll; typedef pair pip; typedef vector vip; const int inf=1<<30; const ll INF=1ll<<60; const double pi=acos(-1); const double eps=1e-8; const ll mod=1e9+7; const int dx[4]={-1,0,1,0},dy[4]={0,-1,0,1}; int f(string s,string t){ int res=0; for(int i=0;i>N; for(int i=0;i>s; int n=s.size(),t=0,res=inf; vi a(n+1,inf); for(int j=n-7;j>=0;j--) a[j]=min(a[j+1],f(s.substr(j,7),B)); for(int j=0;j=0&&s.substr(j-3,4)==A) t++; if(j-6>=0&&s.substr(j-6,7)==B) t++; } cout<